Publications by authors named "Taner Kivilcim"

Background: This study aims to identify factors predicting recurrence and unfavorable prognosis in cN+ patients who have undergone sentinel lymph node biopsy (SLNB) following neoadjuvant chemotherapy (NAC).

Methods: The retrospective multi-centre "MF18-02" and the prospective multi-centre cohort registry trial "MF18-03" (NCT04250129) included patients with cT1-4N1-3M0 with SLNB+/- axillary lymph node dissection (ALND) post-NAC.

Results: A total of 2407 cN+ patients, who later achieved cN0 status after NAC and subsequently underwent SLNB, were studied.

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Background: Postoperative pneumonia is one of the most observed hospital-acquired infections and increases the postoperative mortality rate. Further, it drives the healthcare systems under a severe financial burden. Preventing postoperative pneumonia is an incredibly challenging issue for clinicians.

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Introduction: Pilonidal sinus (PNS) disease affects the skin and subcutaneous tissue of the natal cleft of the buttocks. The treatment is variable and depends on presentation and the extent of disease. The mainstay of surgical management for PNS disease is to excise all sinus tracts and pits.

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Background: In this study, we compared the outcomes of three different surgical microscope-assisted end-to-side anastomosis techniques between the dominant and accessory renal arteries during living donor kidney transplant.

Methods: The demographics, serum creatinine levels, warm and cold ischemia times, rate of complications, and incidence of delayed graft function of 135 kidney recipients were analyzed according to the type of arterial anastomosis. Group A (n = 98) had one dominant renal artery (DRA) with one end-to-side anastomosis to the external iliac artery (EIA) using a surgical microscope.

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Article Synopsis
  • - The study compared the effects of once-daily (TAC-OD) versus twice-daily (TAC-BID) tacrolimus formulations in newly transplanted kidney patients to assess efficiency and graft function.
  • - Results showed that TAC-OD required a higher initial dosage and had greater fluctuations in blood concentration during the first month, but both formulations resulted in similar outcomes regarding kidney function.
  • - The conclusion suggests that while TAC-OD may need higher doses early on, it is just as effective as TAC-BID in the short term for kidney transplant recipients.
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Objectives: Setting up and advocating a thesis is mandatory at the end of the residency training program to become a specialist in general surgery according to the regulations on medical specialization in Turkey. Writing a thesis helps the resident to learn to ask structured questions, assembling the most accurate study design, managing the study process, collecting the results and building a conclusion with medical implications. In this descriptive study, we aimed to investigate the publication rates of the theses written in the field of general surgery and to assess the properties of the published theses.

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Objectives: The renal transplant program of Istanbul Okan University Hospital started in August 2017. Five cadaveric and 95 living donor kidney transplants have been performed for over 16 months. In this study, we aimed to share our experiences regarding kidney transplantation.

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Article Synopsis
  • The study compares the effects of krill oil (KO) and fish oil (FO) on wound healing in a rat model after colon surgery, highlighting differences in fatty acid composition between the two oils.
  • A total of 42 male rats were used, divided into groups receiving either oil or serving as controls, with various assessments conducted on days 3 and 7 post-surgery.
  • Results showed that the KO group had significantly better outcomes in measures such as tissue integrity and healing indicators compared to the FO group, suggesting KO may be the superior omega-3 source for reducing postoperative complications.
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Background: The staple line leakage is a dangerous complication of sleeve gastrectomy. Various strategies have been tried to reduce the leakage risk. The amniotic membrane (AmM) is the inner layer of the placental membranes and has anti-inflammatory, anti-fibrosis, and anti-scarring effects, and it also has lower immune characteristics which are another essential characteristic of AmM concerning its utility for grafting.

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Purpose: Bezoars are foreign particles from the accumulation of indigestible materials in the gastrointestinal system and a rare cause of mechanical intestinal obstruction. We aimed at investigating differences in risk factors for the development of intestinal obstruction associated with bezoar in elderly patients.

Methods: Hospital records of patients who underwent surgery associated with phytobezoar between January 2004 and May 2016 were retrospectively evaluated.

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Objective: Granulomatous mastitis is a rare, benign, chronic inflammatory disease of the breast of unknown etiology. This study evaluated bacteriologic agents that might play a role in the etiology of granulomatous mastitis using a molecular method with a universal primer after isolating deoxyribonucleic acid (DNA) from pathology specimens from patients diagnosed with granulomatous mastitis.

Materials And Methods: Breast biopsy material in the pathology department obtained between July 2008 and June 2013 was analyzed.

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Article Synopsis
  • - Our study compared three surgical methods for treating sacrococcygeal pilonidal sinus disease: Limberg transposition flap, Karydakis flap, and primary closure, using data from 634 patients over two years.
  • - We found that while there were no significant differences in patient demographics, primary closure had the shortest operative time and hospital stay, but a higher recurrence rate.
  • - The Karydakis flap showed fewer early surgical complications compared to the other methods, highlighting its effectiveness in reducing postoperative issues.
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The placement of pancreatic tissue in an organ outside the pancreas is called pancreatic heterotopy. Heterotopic pancreatic (HP) tissue is frequently observed in the stomach and duodenum, while the gallbladder is an extremely rare localization. In this article, we present pancreatic heterotopy located in the gallbladder, a rarely observed embryologic anomaly, with the study of two cases and a review of the literature.

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Background: Idiopathic granulomatous mastitis (IGM) is a rare, benign, and chronic disease of the breast. Despite the various treatment approaches described for this disease, a gold standard treatment modality has not yet been defined. In this study, the effect of topical steroids was reviewed and assessed in patients with IGM.

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Ectopic liver tissue (ELT) is a rare condition, which is usually not diagnosed preoperatively, but coincidentally during abdominal surgery. While the location of ELT can vary, it is usually localized on the gallbladder wall or in close proximity. ELT is associated with various complications, a major complication being extrahepatic hepatocellular carcinoma.

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Idiopathic granulomatous mastitis is a rare chronic inflammatory lesion of the breast that can clinically and radiographically mimic breast carcinoma. The most common clinical presentation is an unilateral, discrete breast mass, nipple retraction and even a sinus formation often associated with an inflammation of the overlying skin. The etiology of idiopathic granulomatous mastitis is still obscure.

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Idiopathic granulomatous mastitis (IGM) is a rare inflammatory, noncaseating, chronic granulomatous benign disease. The etiology of IGM is still unknown. It is postulated to be an autoimmune localized response.

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Introduction: Gastric volvulus is a rare surgical emergency with a high mortality rate that requires urgent surgical management.

Presentation Of Case: A 19-year-old male and 51-year-old female patient underwent emergency surgery with a prediagnosis of acute abdomen syndrome, and a 60-year-old female patient underwent elective surgery due to diaphragmatic hernia. Abdominal exploration revealed gastric volvulus together with perforation in received emergency surgery patients, and a mesenteroaxial gastric volvulus due to diaphragmatic defect in third patient.

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Purpose: This study aimed to investigate the autoimmune basis of idiopathic granulomatous mastitis (IGM) by determining the anti-nuclear antibody (ANA) and extractable nuclear antigen (ENA) levels of patients diagnosed with IGM.

Material And Methods: Twenty-six IGM patients were evaluated. Serum samples were analyzed for autoantibodies by indirect immunofluorescence (IIF) using a substrate kit that induced fluorescein-conjugated goat antibodies to human immunoglobulin G (IgG).

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PURPOSE. The aim of this study was to present the computed tomography (CT) findings of bezoars that cause obstruction in the small bowel and to emphasize that some CT findings can be considered specific to some bezoar types. MATERIALS AND METHODS.

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Achalasia is a rare disorder characterised by obstruction of the distal oesophagus and subsequent dilation of the proximal oesophagus. Patients generally complain of gastrointestinal symptoms; however, pulmonary symptoms and complications may also occur. A 35-year-old woman was brought to our emergency service complaining of sudden-onset dyspnea that started 15 minutes earlier during dinner.

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